As of January 2026 Is Yatirim Menkul Degerler Anonim Sirketi has a market cap of โน128.82 Billion. This makes Is Yatirim Menkul Degerler Anonim Sirketi the world's 5337th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.